diff --git a/erpnext/public/js/call_popup/call_popup.js b/erpnext/public/js/call_popup/call_popup.js
index be1745e..f3d09ee 100644
--- a/erpnext/public/js/call_popup/call_popup.js
+++ b/erpnext/public/js/call_popup/call_popup.js
@@ -191,11 +191,12 @@
 
 $(document).on('app_ready', function () {
 	frappe.realtime.on('show_call_popup', call_log => {
-		if (!erpnext.call_popup) {
+		let call_popup = erpnext.call_popup;
+		if (call_popup && call_log.name === call_popup.call_log.name) {
 			erpnext.call_popup = new CallPopup(call_log);
 		} else {
-			erpnext.call_popup.update_call_log(call_log);
-			erpnext.call_popup.dialog.show();
+			call_popup.update_call_log(call_log);
+			call_popup.dialog.show();
 		}
 	});
 });